WO2018141186A1 - Procédé et dispositif pour tester les performances d'un réseau volte - Google Patents

Procédé et dispositif pour tester les performances d'un réseau volte Download PDF

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Publication number
WO2018141186A1
WO2018141186A1 PCT/CN2017/119017 CN2017119017W WO2018141186A1 WO 2018141186 A1 WO2018141186 A1 WO 2018141186A1 CN 2017119017 W CN2017119017 W CN 2017119017W WO 2018141186 A1 WO2018141186 A1 WO 2018141186A1
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WO
WIPO (PCT)
Prior art keywords
media
processing module
signaling
call service
sending
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PCT/CN2017/119017
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English (en)
Chinese (zh)
Inventor
吴真
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中兴通讯股份有限公司
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Publication of WO2018141186A1 publication Critical patent/WO2018141186A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/18—Information format or content conversion, e.g. adaptation by the network of the transmitted or received information for the purpose of wireless delivery to users or terminals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M7/00—Arrangements for interconnection between switching centres
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M7/00—Arrangements for interconnection between switching centres
    • H04M7/006—Networks other than PSTN/ISDN providing telephone service, e.g. Voice over Internet Protocol (VoIP), including next generation networks with a packet-switched transport layer
    • H04M7/0081—Network operation, administration, maintenance, or provisioning
    • H04M7/0084—Network monitoring; Error detection; Error recovery; Network testing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/26—Network addressing or numbering for mobility support
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/26—Network addressing or numbering for mobility support
    • H04W8/265—Network addressing or numbering for mobility support for initial activation of new user

Definitions

  • This document refers to, but is not limited to, the core network field, especially a VOLTE network performance testing method and apparatus.
  • VOLTE Voice over LTE (Long Term Evolution). It is an IP (Internet Protocol) data transmission technology. It does not require a 2G/3G network. All services are carried on a 4G network. The voice service is unified under the same network.
  • the VOLTE system needs to perform performance test before going online.
  • the detection system has the capability of claiming.
  • the LTE network performance test generally has the following three technical means: 1. Using real terminal test, advantages: complete Match the real application scenario; Disadvantages: The terminal has a large demand, poor operability, high cost and low efficiency. 2, commercial hardware instrumentation, advantages: powerful, easy to operate, the conclusion of credibility is high, authoritative; disadvantages: high cost, the customization of the test process is more difficult, there are certain thresholds for use. 3, simulation tools, advantages: low cost, flexible customization of test scenarios, simple operation, strong scalability; disadvantages: lack of certification, poor authority, insufficient performance.
  • the embodiment of the invention provides a VOLTE network performance testing method and device, so as to implement an efficient and low-cost test of the performance of the VOLTE network.
  • an embodiment of the present invention provides a VOLTE network performance testing method, including:
  • the signaling processing module is physically separated from the media processing module.
  • the constructing the signaling interaction script according to the test scenario includes:
  • the S1 port signaling process and the mobility management entity are used to complete the VOLTE user registration, and the 4G core network (Evolved Packet Core, EPC) establishes a data channel that interacts with the IP Multimedia Subsystem (IMS).
  • EPC Evolved Packet Core
  • Pre-cast media messages and call hold durations for call services for each registered user Pre-cast media messages and call hold durations for call services for each registered user.
  • the signaling processing module initiates a call service through the data channel, and notifies the media processing module that:
  • the signaling processing module combines the behaviors of the terminal and the base station, and converts the message interaction on the wireless side into a local message scheduling;
  • the media processing module includes a media sending module and a media receiving module, and the media sending module and the media receiving module are physically separated.
  • the media processing module processes the media packet corresponding to the call service, and the completion of the call service test includes:
  • the media sending module loads the media message into the memory in a read-only manner, constructs a sending model, starts a sending packet timeout timer, starts the sending process to periodically send a media packet to the target address, and stops the media after the sending packet timeout timer expires. Sending of a message;
  • the media receiving module constructs a receiving model, starts a network packet capture timeout timer, and stops media packet capture after the network packet capture timeout timer expires.
  • an embodiment of the present invention provides a VOLTE network performance testing apparatus, including: a signaling processing module and a media processing module, where
  • the signaling processing module is configured to construct a signaling interaction script according to the test scenario, where the signaling interaction script includes a pre-established data channel and a pre-made media message; initiate a call service through the data channel, and notify the media processing Module
  • the media processing module is configured to process the media packet corresponding to the call service, and complete the call service test;
  • the signaling processing module is physically separated from the media processing module, and the test scenario is obtained by the measured network element system of the VOLTE core network.
  • the signaling processing module is configured to:
  • the S1 port signaling process and the mobility management entity are used to complete the VOLTE user registration, and the data channel of the IMS interaction with the IP multimedia subsystem is established through the 4G core network EPC;
  • Pre-cast media messages and call hold durations for call services for each registered user Pre-cast media messages and call hold durations for call services for each registered user.
  • the signaling processing module is configured to:
  • the media processing module includes a media sending module and a media receiving module, and the media sending module and the media receiving module are physically separated.
  • the media sending module is configured to: load the media message into the memory in a read-only manner, construct a sending model, enable a packet sending timeout timer, and start the sending process to periodically send a media packet to the target address, and send the packet timeout timing. Stop sending media packets after the timer expires;
  • the media receiving module is configured to: construct a receiving model, enable a network packet capture timeout timer, and stop media packet capture after the network packet capture timeout timer expires.
  • the embodiment of the invention further provides a computer readable storage medium storing computer executable instructions, which are implemented by the processor to implement the VOLTE network performance test method.
  • a VOLTE network performance test method and device which are provided by the embodiment of the present invention, the method includes: constructing a signaling interaction script according to a test scenario, where the signaling interaction script includes a pre-established data channel and a pre-made media message;
  • the processing module initiates a call service through the data channel, and notifies the media processing module;
  • the media processing module processes the media packet corresponding to the call service, and completes the call service test; wherein the signaling processing module and the The media processing module is physically separated.
  • the signaling processing module and the media processing module simulate the services of the multi-terminal user, so that the performance of the VOLTE network is tested efficiently and at low cost, and the scalability is high.
  • FIG. 1 is a flowchart of a VOLTE network performance testing method according to an embodiment of the present invention
  • FIG. 2 is a flow chart of the method of step S10 of FIG. 1;
  • FIG. 3 is a flow chart of the method of step S20 of Figure 1;
  • step S30 in FIG. 1 is a flow chart of the method of step S30 in FIG. 1;
  • FIG. 5 is a block diagram showing an exemplary structure of a VOLTE network performance testing apparatus according to an embodiment of the present invention.
  • this embodiment provides a VOLTE network performance testing method, including:
  • the signaling processing module initiates a call service through the data channel, and notifies the media processing module.
  • the media processing module processes the media packet corresponding to the call service, and completes the call service test.
  • the signaling processing module is physically separated from the media processing module.
  • the service of the multi-terminal user is simulated by the signaling processing module and the media processing module, so that the performance of the VOLTE network is tested efficiently and at low cost, and the scalability is high.
  • the signaling processing module and the media processing module are interconnected based on a client/server, that is, a C/S mode.
  • a client/server that is, a C/S mode.
  • the signaling processing module is a signaling processor built by using a high-performance blade server
  • the blade server is a single-board type server, which is in a standard height rack-mounted chassis. It can be a low-cost server platform that implements HAHD (High Availability High Density), and the CPU of the signaling processor built by the blade server is basically stable. High and low, can achieve the behavior simulation of 80,000 LTE terminals, and each media processing module can achieve 30,000 call voice message transmission, and can meet different levels of performance requirements through clustering, and cluster expansion theory There is no upper limit.
  • HAHD High Availability High Density
  • a signaling and media processing separation mode is adopted, and the signaling processing module and the media processing module are located on different physical devices, and the modules interact through coupling, and the mass media datagram is shielded by the bypass technology.
  • the impact of the text on the signaling processor enables the signaling processing module to handle the signaling messages with full force, optimize the performance of the solution, and improve the processing efficiency.
  • the step S10 includes:
  • a graphical configuration interface is set on the signaling interaction script to facilitate modification.
  • the binary format of the voice message or the video message of various rates involved in the test process is saved as a hard disk file, and the sequence of sending the message to be involved in the test process is implicitly constructed by constructing different file contents. Send percentage.
  • the S1 interface is a logical interface, which is an interface from the Enodeb to the Mobility Management Entity (MME), wherein the Enodeb refers to an evolved NodeB, that is, EnB, which is the name of the base station in the LTE network. From any EnB, there may be multiple S1-MME logical interfaces facing the EPC; wherein the VOLTE user registration includes registration on the EPC side and registration of the IMS, and a data channel that interacts with the IMS domain is established through the EPC, and then passes through the channel.
  • a voice call is initiated. When the call is successful and the media connection is established, the media processing module is notified to send the corresponding media message according to the result of the media negotiation. When the call ends, the related data resource is released, and a simulation of the user behavior (such as a call) is completed. The performance test of the entire VOLTE core network system is completed by superimposing a large number of user behaviors.
  • the test scenario is obtained by the measured network element system of the VOLTE core network, and the rate of initiating the channel establishment request is determined according to the Call Attempts Per Second (CAPS) set in the test scenario, for example, 100 times per second, and judge whether all data channels have been established according to the number of registered users, and all have been built before testing.
  • CAS Call Attempts Per Second
  • the step S20 includes:
  • the signaling processing module combines the behaviors of the terminal and the base station, and converts the message interaction on the wireless side into a local message scheduling; eliminates the overhead of the wireless side, and can simulate a large number of terminal users to test the entire performance of the VoLTE process;
  • a call service is initiated by using the data channel, and the call service is added to the timing scheduling queue to disconnect the call service from the data area, and the released data area is reused by the subsequent call process.
  • the release operation of joining the scheduled scheduling queue will be automatically invoked after the timer expires to complete the release operation of the corresponding call. In this way, a larger CAPS can be realized under the same hardware conditions, and the number of simultaneous VOLTE online users can be improved;
  • the media processing module includes a media sending module and a media receiving module, and the media sending module and the media receiving module are physically separated, and all media packets are disguised by using address spoofing technology to enable receiving.
  • the terminal is deeply convinced of the validity of the data packet it receives, and diverts the outgoing media packet to the receiving end designated by the device, thereby eliminating the overhead of receiving the network packet by the media sending device, and interacting the media packet in the duplex mode. Converted to "simple" mode, improve VoLTE voice user capacity and improve data service throughput.
  • the step S30 includes:
  • the media sending module loads the media message into the memory in a read-only manner, constructs a sending model, starts a sending packet timeout timer, and starts the sending process to periodically send the media packet to the target address, after the timeout timer expires. Stop sending media messages;
  • the media receiving module constructs a receiving model, starts a network packet capture timeout timer, and stops media packet capture after the network packet capture timeout timer expires.
  • the implementation process of the primary call service is repeated. After all the registered users set in the signaling interaction script have completed the call flow, the VOLTE network performance test is completed, and the test report is output.
  • the media processing module relies on the "fictitious address” technology, and uses network card multiplexing, so that data packets sent from different network cards appear to be from the same source address at the destination end, thus, multiple Gigabits After the NIC is multiplexed, it can send more than 1 Gbps of data, thus breaking the rate limit of the NIC itself.
  • a VOLTE network performance testing device includes: a signaling processing module 10 and a media processing module 20, where
  • the signaling processing module 10 is configured to construct a signaling interaction script according to the test scenario, where the signaling interaction script includes a pre-established data channel and a pre-made media message; initiate a call service through the data channel, and notify the media Processing module
  • the media processing module 20 is configured to process the media packet corresponding to the call service, and complete the call service test;
  • the signaling processing module 10 is physically separated from the media processing module 20, and the test scenario is obtained by the VOLTE core network measured network element system 30.
  • the media processing module 20 includes a media sending module 21 and a media receiving module 22, and the media sending module 21 and the media receiving module 22 are physically separated.
  • the services of the multi-terminal users are simulated by the signaling processing module 10 and the media processing module 20, so that the performance of the VOLTE network is tested efficiently and at low cost, and the scalability is high.
  • the signaling processing module 10 and the media processing module 20 are interconnected based on a client/server, that is, a C/S mode.
  • a client/server that is, a C/S mode.
  • the signaling processing module 10 is a signaling processor built by using a high-performance blade server, and the blade server is a single-board type server, which refers to a rack-mount chassis at a standard height.
  • a multi-card server unit can be inserted into the server. It is a low-cost server platform that implements High Availability High Density (HAHD).
  • the signaling processor built by the blade server can realize 80,000 LTE terminals. The behavior of the simulation, and each media processing module can achieve 30,000 call voice message transmission, and can meet different levels of performance requirements through clustering, and there is no upper limit in cluster expansion theory.
  • the signaling processing module 10 can be deployed on a common PC, and multiple sets of signaling processing modules 10 can be arranged.
  • a set of signaling processing modules 10 can simulate at least 80,000 terminal users, and the media sending module 21 deploys as much as possible.
  • the media receiving module 22 can perform trade-off according to actual conditions.
  • the signaling processing module 10 and the media sending module 21 have a one-to-many relationship, and one set of signaling processing modules 10 Several sets of media sending modules 21 can be controlled. Through the combination of the signaling processing module 10 and the media sending module 21, the behavior of a large number of end users can be simulated, and various complex mixed traffic models can be tested realistically to complete testing of the VOLTE core network of the system under test.
  • the signaling and media processing are separated, and the signaling processing module 10 and the media processing module 20 are located on different physical devices, and the modules interact through coupling, and the mass media is shielded by the bypass technology.
  • the impact of the data packet on the signaling processor enables the signaling processing module to handle the signaling message with full force, optimize the performance of the solution, and improve the processing efficiency.
  • the signaling processing module 10 is configured to:
  • the S1 port signaling process and the mobility management entity are used to complete the VOLTE user registration, and the data channel of the IMS interaction with the IP multimedia subsystem is established through the 4G core network EPC;
  • Pre-cast media messages and call hold durations for call services for each registered user Pre-cast media messages and call hold durations for call services for each registered user.
  • a graphical configuration interface is set on the signaling interaction script to facilitate modification.
  • the binary format of the voice message or the video message of various rates involved in the test process is saved as a hard disk file, and the sequence of sending the message to be involved in the test process is implicitly constructed by constructing different file contents. Send percentage.
  • the S1 port is a logical interface, which is an interface from the Enodeb to the mobility management entity MME, where the Enodeb refers to the evolved Node B, that is, the EnB, which is the name of the base station in the LTE network, from any one of the EnBs.
  • the VOLTE user registration includes registration on the EPC side and registration of the IMS, and a data channel that interacts with the IMS domain is established through the EPC, and then a voice call is initiated through the channel.
  • the media processing module is notified to send the corresponding media message according to the result of the media negotiation.
  • the related data resources are released, and a simulation of the user behavior (such as a call) is completed.
  • the performance test of the entire VOLTE core network system is completed by superimposing a large number of user behaviors.
  • the test scenario is obtained by the VOLTE core network tested network element system 30, and the rate of initiating the channel establishment request is determined according to the set number of calls per second (CAPS) set in the test scenario, for example, 100 times per second. And judge whether all data channels have been established according to the number of registered users, and all have been built before testing.
  • CAS calls per second
  • the signaling processing module 10 is configured to:
  • the media processing module 20 includes a media sending module 21 and a media receiving module 22, and the media sending module 21 and the media receiving module 22 are physically separated, and all media packets are advertised by using address spoofing technology.
  • the masquerading makes the receiving end convinced that the received data packet is valid, and diverts the outgoing media packet to the receiving end designated by the device, thereby eliminating the overhead of the media sending device receiving the network packet, and duplexing
  • the mode of the media packet interaction is transformed into a "simple" mode, which improves the VoLTE voice user capacity and improves the data service throughput.
  • the media sending module 21 is configured to: load the media message into the memory in a read-only manner, construct a sending model, enable a packet sending timeout timer, and start the sending process to periodically send the media to the target address.
  • the packet stops sending media packets after the timeout timer expires.
  • the media receiving module 22 is configured to: construct a receiving model, enable a network packet capture timeout timer, and stop media packet capture after the network packet capture timeout timer expires.
  • the implementation process of the primary call service is repeated. After all the registered users set in the signaling interaction script have completed the call flow, the VOLTE network performance test is completed, and the test report is output.
  • the media processing module 20 relies on the "fictitious address” technology, and uses network card multiplexing, so that data packets sent from different network cards appear to be from the same source address at the destination end, thus, multiple thousand After the NIC is multiplexed, it can send more than 1 Gbps of data, thus breaking the rate limit of the NIC itself.
  • the embodiment of the invention further provides a computer readable storage medium storing computer executable instructions, which are implemented by the processor to implement the VOLTE network performance test method.
  • the embodiments of the present invention may be embodied in the form of a software product stored in a storage medium (such as a ROM/RAM, a magnetic disk, an optical disk), including a plurality of instructions for causing a terminal.
  • the device (which may be a cell phone, computer, server, air conditioner, or network device, etc.) performs the methods described in various embodiments of the present invention.
  • the embodiment of the present invention simulates the service of the multi-terminal user through the signaling processing module and the media processing module, thereby completing the test of the performance of the VOLTE network with high efficiency and low cost, and has high scalability.

Abstract

L'invention concerne un procédé et un dispositif pour tester les performances d'un réseau VoLTE. Le procédé comprend les étapes suivantes : un script d'échange de signalisation est construit sur la base d'un scénario de test, le script d'échange de signalisation comprenant un canal de données préétabli et un paquet multimédia préfabriqué ; un module de traitement de signalisation initie un service d'appel par le biais du canal de données et notifie un module de traitement multimédia ; un paquet multimédia correspondant au service d'appel est traité par le biais du module de traitement multimédia, achevant ainsi le test du service d'appel. Le module de traitement de signalisation et le module de traitement multimédia sont physiquement séparés.
PCT/CN2017/119017 2017-02-04 2017-12-27 Procédé et dispositif pour tester les performances d'un réseau volte WO2018141186A1 (fr)

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CN201710064661.4A CN108401081B (zh) 2017-02-04 2017-02-04 一种volte网络性能测试方法及装置
CN201710064661.4 2017-02-04

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CN111752486B (zh) * 2020-06-18 2023-05-05 杭州雾联科技有限公司 基于io调度策略降低无盘工作站回写数据读延迟的方法
CN114765588A (zh) * 2020-12-30 2022-07-19 深圳Tcl新技术有限公司 测试方法、计算机设备、计算机可读存储介质
CN113365300A (zh) * 2021-07-28 2021-09-07 北京恒安嘉新安全技术有限公司 一种移动网络的仿真模拟系统和移动网络的业务测试方法

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